Answers

Subtract 63/48 from 18/84

1^st number: 18/84, 2^nd number: 1 15/48

18/84 - 63/48 is -123/112.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 48 is 336
   
   Next, find the equivalent fraction of both fractional numbers with denominator 336
2. For the 1st fraction, since 84 × 4 = 336,
   18/84 = 18 × 4/84 × 4 = 72/336
3. Likewise, for the 2nd fraction, since 48 × 7 = 336,
   63/48 = 63 × 7/48 × 7 = 441/336
4. Subtract the two like fractions:
   72/336 - 441/336 = 72 - 441/336 = -369/336
5. After reducing the fraction, the answer is -123/112

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